Understand multiplication and division as inverses

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Multiplication and division as arrays

Multiplication and division as arrays

Presentation transcript:

Understand multiplication and division as inverses Use each array to write 2 multiplication and 2 division sentences 1) 2) 3) 4) 5) 6) 7) 9) 8) © www.SaveTeachersSundays.com 2013

© www.SaveTeachersSundays.com 2013 Answers 1) 3 X 2 2 X 3 6 ÷ 3 6 ÷ 2 2) 5 X 2 2 X 5 10 ÷ 5 10 ÷ 2 3) 3 X 10 10 X 3 30 ÷ 10 30 ÷ 3 4) 2 X 4 4 X 2 8 ÷ 2 8 ÷ 4 5) 1 X 5 5 X 1 5 ÷ 1 5 ÷ 5 6) 5 X 4 4 X 5 20 ÷ 4 20 ÷ 5 7) 4 X 10 10 X 4 40 ÷ 10 40 ÷ 4 8) 5 X 10 10 X 5 50 ÷ 10 50 ÷ 5 9) 2 X 7 7 X 2 14 ÷ 2 14 ÷ 7 © www.SaveTeachersSundays.com 2013

Understand multiplication and division as inverses Use each array to write 2 multiplication and 2 division sentences 1) 2) 3) 4) 5) 6) 7) 8) © www.SaveTeachersSundays.com 2013

© www.SaveTeachersSundays.com 2013 Answers 1) 6 X 7 7 X 6 42 ÷ 6 42 ÷ 7 2) 8 X 7 7 X 8 56 ÷ 8 56 ÷ 7 3) 1 X 6 6 X 1 6 ÷ 1 6 ÷ 6 4) 6 X 9 9 X 6 54 ÷ 6 54 ÷ 9 5) 8 X 9 9 X 8 72 ÷ 8 72 ÷ 9 6) 1 X 8 8 X 1 8 ÷ 1 8 ÷ 8 7) 6 X 8 8 X 6 48 ÷ 6 48 ÷ 8 8) 9 X 7 7 X 9 63 ÷ 9 63 ÷ 7 © www.SaveTeachersSundays.com 2013

Name: Date: Understand multiplication and division as inverses 1) 2) 3) 4 X 0.5 = 0.7 X 9 = 6 X 0.3 = X X X ÷ ÷ ÷ ÷ ÷ ÷ 4) 5) 6) 0.4 X 7 = 5 X 0.9 = 0.1 X 3 = X X X ÷ ÷ ÷ ÷ ÷ ÷ 7) 8) 9) 3.6 ÷ 0.6 = 2.1 ÷ 3 = 4.8 ÷ 8 = ÷ ÷ ÷ X X X X X X © www.SaveTeachersSundays.com 2013